<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt="" />
      </div>
      <!-- 表单登录区域 -->
      <el-form ref="loginFormRef" label-width="0px" class="login_form" :model="loginForm" :rules="loginFormRules">
          <!-- 账号 -->
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" prefix-icon="iconfont icon-user"></el-input>
        </el-form-item>
        <!--密码 -->
         <el-form-item prop="password">
          <el-input v-model="loginForm.password" prefix-icon="iconfont icon-showpassword" type="password"></el-input>
        </el-form-item>
        <!-- 按钮 -->
         <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
      </el-form>
    </div>
  </div>
</template>

<script>
// import func from '../../vue-temp/vue-editor-bridge';
export default {
  name: "Login",
  data(){
      return{
          loginForm:{
              username:'admin',
              password:'123456'
          },
          loginFormRules:{
            //   
            username:[
                 { required: true, message: '请输入用户名', trigger: 'blur' },
                  { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
            ],
            // 
            password:[
                
                { required: true, message: '请输入登录密码', trigger: 'blur' },
                  { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
            ]
          }
      }
  },
  methods:{
    //   
      resetLoginForm(){
        //   console.log(this);
        this.$refs.loginFormRef.resetFields();
      },
      login(){
        //   异步async await
          this.$refs.loginFormRef.validate(async valid => {
              if(!valid) return;
            //   console.log(valid);
            const {data:res} = await this.$http.post("login",this.loginForm);
            // console.log(res);
            // 引入弹框组件$message显示弹框
            if(res.meta.status !== 200)return this.$message.error("登录失败");
            this.$message.success("登录成功");
            // 登录成功之后的token，保存在sessionStorage中
            // 1.1项目之中登录之外的其他API接口，必须在登录之后才能访问
            // 1.2token只应在当前网站打开期间生效，所有将token保存在sessionStorage中
            console.log(res);
            window.sessionStorage.setItem('token',res.data.token)
            // 2.通过编程式导航跳转到后台主页，路由地址为 /home
            this.$router.push('/home')
          });
      }
  }
 
};
</script>

<style scoped>
.login_container {
  background: #2b4b6b;
  height: 100%;
}
.login_box {
  width: 450px;
  height: 300px;
  background: #fff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.avatar_box {
  width: 130px;
  height: 130px;
  border: 1px solid #eee;
  border-radius: 50%;
  position: absolute;
  padding: 10px;
  box-shadow: 0 0 10px #ddd;
  left: 50%;
  transform: translate(-50%, -50%);
}
.avatar_box img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: #eee;
}
.login_form{
    bottom:22px;
    position: absolute;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}
.el-button{
 margin-left: 120px;
}
</style>
